Home / 1,845,674.80-2,768,512.20-1,680,337.60

Finding the Fourth Proportional to 1,845,674.80, 2,768,512.20 and 1,680,337.60

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Solution

The fourth proportional to 1,845,674.80, 2,768,512.20 and 1,680,337.60 is: 2,520,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,674.80 : 2,768,512.20 = 1,680,337.60 : x
  2. Step 2: Convert to fraction form
    1,845,674.80/2,768,512.20 = 1,680,337.60/x
  3. Step 3: Cross multiply
    1,845,674.80x = 2,768,512.20 × 1,680,337.60
  4. Step 4: Simplify right side
    1,845,674.80x = 4,652,035,145,718.72
  5. Step 5: Solve for x
    x = 4,652,035,145,718.72/1,845,674.80
  6. Step 6: Final answer
    x = 2,520,506.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.